The hypothenuse is the longest side of a triangle, and is thus located opposite the right angle! So, if you know the length of two sides, all you have to do is square the two lengths, add the result, then take the square root of the sum to get the length of the hypothenuse
Answer:
measure 3 equals 121 degrees
Step-by-step explanation:
Measure 2 and 3 make a 180 angle and you subtract 59 from 180 and you get 121.
Answer:




Step-by-step explanation:
Given
The above triangle
First, we calculate the length LM using Pythagoras theorem.



Collect like terms


Take positive square root

Solving (a): Sin L



Simplify

Solving (b): tan N



Simplify

Solving (c): cos L
This calculated as:



Simplify

Solving (d): sin N
This is calculated using:
If 
Then: 
So:


Answer: An area or ridge of land and it’s useful because separates waters from flowing into different rivers
Step-by-step explanation: hope this helps